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Diffstat (limited to 'usr.sbin/rpc.statd/statd.h')
| -rw-r--r-- | usr.sbin/rpc.statd/statd.h | 111 |
1 files changed, 0 insertions, 111 deletions
diff --git a/usr.sbin/rpc.statd/statd.h b/usr.sbin/rpc.statd/statd.h deleted file mode 100644 index a82d760..0000000 --- a/usr.sbin/rpc.statd/statd.h +++ /dev/null @@ -1,111 +0,0 @@ -/* - * Copyright (c) 1995 - * A.R. Gordon (andrew.gordon@net-tel.co.uk). All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. All advertising materials mentioning features or use of this software - * must display the following acknowledgement: - * This product includes software developed for the FreeBSD project - * 4. Neither the name of the author nor the names of any co-contributors - * may be used to endorse or promote products derived from this software - * without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY ANDREW GORDON AND CONTRIBUTORS ``AS IS'' AND - * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE - * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY - * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - * - * $FreeBSD$ - */ - - - -#include "sm_inter.h" - -/* ------------------------------------------------------------------------- */ -/* - Data structures for recording monitored hosts - - The information held by the status monitor comprises a list of hosts - that we have been asked to monitor, and, associated with each monitored - host, one or more clients to be called back if the monitored host crashes. - - The list of monitored hosts must be retained over a crash, so that upon - re-boot we can call the SM_NOTIFY procedure in all those hosts so as to - cause them to start recovery processing. On the other hand, the client - call-backs are not required to be preserved: they are assumed (in the - protocol design) to be local processes which will have crashed when - we did, and so are discarded on restart. - - We handle this by keeping the list of monitored hosts in a file - (/var/statd.state) which is mmap()ed and whose format is described - by the typedef FileLayout. The lists of client callbacks are chained - off this structure, but are held in normal memory and so will be - lost after a re-boot. Hence the actual values of MonList * pointers - in the copy on disc have no significance, but their NULL/non-NULL - status indicates whether this host is actually being monitored or if it - is an empty slot in the file. -*/ - -typedef struct MonList_s -{ - struct MonList_s *next; /* Next in list or NULL */ - char notifyHost[SM_MAXSTRLEN + 1]; /* Host to notify */ - int notifyProg; /* RPC program number to call */ - int notifyVers; /* version number */ - int notifyProc; /* procedure number */ - unsigned char notifyData[16]; /* Opaque data from caller */ -} MonList; - -typedef struct -{ - char hostname[SM_MAXSTRLEN + 1]; /* Name of monitored host */ - int notifyReqd; /* TRUE if we've crashed and not yet */ - /* informed the monitored host */ - MonList *monList; /* List of clients to inform if we */ - /* hear that the monitored host has */ - /* crashed, NULL if no longer monitored */ -} HostInfo; - - -/* Overall file layout. */ - -typedef struct -{ - int ourState; /* State number as defined in statd protocol */ - int noOfHosts; /* Number of elements in hosts[] */ - char reserved[248]; /* Reserved for future use */ - HostInfo hosts[1]; /* vector of monitored hosts */ -} FileLayout; - -#define HEADER_LEN (sizeof(FileLayout) - sizeof(HostInfo)) - -/* ------------------------------------------------------------------------- */ - -/* Global variables */ - -extern FileLayout *status_info; /* The mmap()ed status file */ - -extern int debug; /* =1 to enable diagnostics to syslog */ - -/* Function prototypes */ - -extern HostInfo *find_host(char * /*hostname*/, int /*create*/); -extern void init_file(const char * /*filename*/); -extern void notify_hosts(void); -extern void sync_file(void); -extern int sm_check_hostname(struct svc_req *req, char *arg); |
